Bicycle frame



FIG. 1 is a perspective view of a bicycle frame showing my new design according to the present invention;

FIG. 2 is a side elevation view of the bicycle frame having rectangular and tapered rectangular members according to the present invention. The opposite side elevation view is a mirror image of FIG. 2;

FIG. 3 is a top view of the bicycle frame according to the present invention;

FIG. 4 is a bottom view of the bicycle frame according to the present invention;

FIG. 5 is a rear elevational view of the bicycle frame according to the present invention;

FIG. 6 is a front elevational view of the bicycle frame according to the present invention; and,

FIG. 7 is an alternate side elevation view of the bicycle frame according to the present invention. The opposite alternate side elevation view is a mirror image of FIG. 7. 

The ornamental design for a bicycle frame, as shown and described. 